SketchEl!(5,5)
C=1.3200,-2.2350;0,0,i2
C=1.7800,-3.6650;0,0,i2
O=2.5300,-1.3550;0,0,i0
C=3.7400,-2.2350;0,0,i2
C=3.2800,-3.6650;0,0,i2
2-1=1,0
1-3=1,0
3-4=1,0
4-5=1,0
5-2=1,0
!End
